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Sunny May

Armagh Observatory reports that the weather in May was much sunnier and slightly warmer and drier than average.

The number of hours of sunshine was 237.8, that is, over one-third higher than the average for May. Last month was the sunniest May since 1975 (239.3 hrs) and the eighth sunniest since records began in 1880.

The mean monthly temperature was 11.7 degrees Celsius (53.0 degrees Fahrenheit), that is, almost one degree higher than average. The maximum temperature recorded was 22.1 degrees on 2nd. There were 9 nights with grass frost and no nights with air frost.

Rainfall amounted to 49.8 mm (1.96 inches), that is, about 20% less than the monthly average.

These data refer to observations at Armagh Observatory, which has been recording the weather at Armagh since 1795.

FOR FURTHER INFORMATION PLEASE CONTACT: John McFarland at the Armagh Observatory, College Hill, Armagh, BT61 9DG. Tel.: 028-3752-2928; FAX: 028-3752-7174; jmfat signarm.ac.uk; URL: climate.arm.ac.uk.


Last Revised: 2007 June 1st
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